Home / 39,386.24-59,078.54-13,091.24

Finding the Fourth Proportional to 39,386.24, 59,078.54 and 13,091.24

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Solution

The fourth proportional to 39,386.24, 59,078.54 and 13,091.24 is: 19,636.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,386.24 : 59,078.54 = 13,091.24 : x
  2. Step 2: Convert to fraction form
    39,386.24/59,078.54 = 13,091.24/x
  3. Step 3: Cross multiply
    39,386.24x = 59,078.54 × 13,091.24
  4. Step 4: Simplify right side
    39,386.24x = 773,411,345.99
  5. Step 5: Solve for x
    x = 773,411,345.99/39,386.24
  6. Step 6: Final answer
    x = 19,636.59

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.